document.write( "Question 267992: if a is 4 % of b and b is 25% of c, what % of a is c? \n" ); document.write( "

Algebra.Com's Answer #196500 by josmiceli(19441) $\"\"$ $\"About$

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given:
\n" ); document.write( "(1) $\"a+=+.04b\"$
\n" ); document.write( "(2) $\"b+=+.25c\"$
\n" ); document.write( "------------------
\n" ); document.write( "Solve for $\"b\"$ in (1)
\n" ); document.write( "(1) $\"b+=+a%2F.04\"$
\n" ); document.write( "Substitute this result in (2)
\n" ); document.write( " $\"a%2F.04+=+.25c\"$
\n" ); document.write( " $\"a+=+.04%2A.25c\"$
\n" ); document.write( " $\"a+=+.01c\"$
\n" ); document.write( "a is 1% of c
\n" ); document.write( "The question is
\n" ); document.write( "What percent of a is c?
\n" ); document.write( " $\"c+=+100a\"$
\n" ); document.write( " $\"c+=+%2810000%2F100%29%2Aa\"$
\n" ); document.write( "c is 10,000 % of a
\n" ); document.write( " \n" ); document.write( "

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